From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751907Ab1GUJSp (ORCPT ); Thu, 21 Jul 2011 05:18:45 -0400 Received: from a.ns.miles-group.at ([95.130.255.143]:57220 "EHLO radon.swed.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751257Ab1GUJSo (ORCPT ); Thu, 21 Jul 2011 05:18:44 -0400 From: Richard Weinberger To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, user-mode-linux-devel@lists.sourceforge.net, Vitaliy Ivanov , Richard Weinberger Subject: [PATCH 01/10] uml: cow_user.c warning corrections Date: Thu, 21 Jul 2011 11:18:25 +0200 Message-Id: <1311239914-8301-1-git-send-email-richard@nod.at> X-Mailer: git-send-email 1.7.6 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vitaliy Ivanov arch/um/drivers/cow_user.c: In function ‘absolutize’: arch/um/drivers/cow_user.c:189:7: warning: ignoring return value of ‘chdir’, declared with attribute warn_unused_result Signed-off-by: Vitaliy Ivanov [richard@nod.at: happens only with -D_FORTIFY_SOURCE=2] Signed-off-by: Richard Weinberger --- arch/um/drivers/cow_user.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/arch/um/drivers/cow_user.c b/arch/um/drivers/cow_user.c index 93f227a..9cbb426 100644 --- a/arch/um/drivers/cow_user.c +++ b/arch/um/drivers/cow_user.c @@ -186,7 +186,11 @@ static int absolutize(char *to, int size, char *from) strcat(to, "/"); strcat(to, from); } - chdir(save_cwd); + if (chdir(save_cwd)) { + cow_printf("absolutize : Can't cd to '%s' - " + "errno = %d\n", save_cwd, errno); + return -1; + } return 0; } -- 1.7.6